Function createDetailedMatcher

packages/text-search/src/matcher.ts:289–313

(
  query: string,
  options: MatcherOptions = {},
)

 * @returns A function that returns detailed match results
 */
export function createDetailedMatcher(
  query: string,
  options: MatcherOptions = {},
): (text: string) => MatchResult {
  const prepared = prepareQuery(query, options);
  const queryLower = query.toLowerCase().trim();

  // If query is empty, return a function that always returns empty result
  if (queryLower.length === 0 || prepared.termSet.size === 0) {
    return () => ({
      score: 0,
      termScore: 0,
      exactBonus: 0,
      prefixBonus: 0,
      consecutiveBonus: 0,
      positionScore: 0,
      matchedTerms: 0,
      totalTerms: 0,
    });
  }

  return (text: string): MatchResult => {
    return matchWithDetails(prepared, queryLower, text);
  };
}

/**
 * Internal function to perform matching with full details.